[j-nsp] Creating an M7i boot PCMCIA card

Paul Goyette pgoyette at juniper.net
Sat Mar 31 13:39:34 EST 2007


> > dd if=/dev/zero of=/dev/rad3 count=20
> > Can anyone explain the sense of that?
> 
> Doesnt really make sense, but i guess its used to somewhat clear the
> bootsector? Shouldnt be neccessary since its beeing rewritten 
> anyway by
> the command afterwards which writes the dump to the card incl.
> bootsector.

It's quite typical in the Free/Net/OpenBSD world!  :)

It clears the boot sector and DOS partition map so that the
Unix map will be found and processed correctly.



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